Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36804 | Bearing sealing device and bearing sealing mechanism capable of preventing the leakage of grease | Kazuhisa Kajihara, Kunio Yanai, Hiroshi Ueno | 2000-08-01 |
| 5607240 | Bearing sealing device and bearing sealing mechanism capable of preventing the leakage of grease | Kazuhisa Kajihara, Kunio Yanai, Hiroshi Ueno | 1997-03-04 |